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Claude Desktop

SofortFax – Faxen mit KI (Login) for Claude Desktop

de.sofortfax/fax-oauth

Fax from ChatGPT/Claude with OAuth sign-in: pay per fax or KI credits. DE/AT + 40 countries.

client:Claude Desktop transport:streamable-http

Install SofortFax – Faxen mit KI (Login) in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "fax-oauth": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://sofortfax.de/api/mcp-oauth.php"
      ]
    }
  }
}

Claude Desktop has no remote transport in its config file, so this bridges through mcp-remote. Restart the app after saving. Claude Desktop docs

SofortFax – Faxen mit KI (Login) in other clients